US PATENT SUBCLASS 250 / 370.02
.~.~ Alpha particle detection system

Current as of: June, 1999
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250 /   HD   RADIANT ENERGY

336.1  DF  INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING {16}
370.01  DF  .~ Semiconductor system {13}
370.02.~.~ Alpha particle detection system

DEFINITION

Classification: 250/370.02

Alpha particle detection system:

(under subclass 370.01) Subject matter wherein the system contains detection means to generate the electric signal in response to helium nuclei impingent thereupon.

SEE OR SEARCH THIS CLASS, SUBCLASS:

253, for alpha detectors to detect radon gas.

374+, for alpha detection with gas discharge devices.

472.1, for alpha detectors to detect radon gas.